Management of biliary strictures

Q) Which of the following is false about management of benign biliary stricture?

a) After HJ,success rate of 80-90% for benign biliary stricture is achieved

b) Recurrent stricture in 5 years is 30%

c) MOst important factor for recurrent stricture is the initial level of injury

d) Liver failure after stricture repair is around 20% 

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